- Definitions|2
- Thesaurus|175
- Abbreviations|0
13 entries under rigid topic. ×
| hanging tough(expression, adjective, mean, hard) | |
| immovable(adjective, mean, hard, tough, harsh) | |
| implacable(adjective, mean, hard, tough, harsh) | |
| indurate(adjective, mean, hard, tough, harsh) | |
| inexorable(adjective, mean, hard, tough, harsh) | |
| iron(adjective, mean, hard, tough, harsh) | |
| set in stone(expression, adjective, idiom, mean, hard) | |
| stiff-necked(adjective, mean, hard, tough, harsh) | |
| tough nut to crack(expression, adjective, idiom, mean, hard) | |
| uncooperative(adjective, mean, hard, tough, harsh) | |
| unimpressible(adjective, mean, hard, tough, harsh) | |
| unshakable(adjective, mean, hard, tough, harsh) | |
| hardboiled(adjective, stiff, unfeeling, dogged) |
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| APA | Smart Define. (2015). bullhead thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/bullhead/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "bullhead thesaurus" https://smartdefine.org/bullhead/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2015, bullhead thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/bullhead/thesaurus/synonyms>. |
| MLA | Smart Define. "bullhead thesaurus" 9 April 2015. Web. 27 September 2026. <https://smartdefine.org/bullhead/thesaurus/synonyms> |